Smartphone case



FIG. 1 is a first front isometric view of a smartphone case showing our new design;

FIG. 2 is a second front isometric view thereof;

FIG. 3 is a first rear isometric view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a second rear isometric view thereof;

FIG. 6 is a third rear isometric view thereof; and,

FIG. 7 is a fourth rear isometric view thereof.

The dot-dash broken line in FIGS. 1 and 2 represents a boundary of the claimed design. The dash-dash broken lines throughout the drawing figures depict portions of the smartphone case that form no part of the claimed design. The broken lines and unshaded surfaces bounded by broken lines form no part of the claimed design. 

CLAIM The ornamental design for a smartphone case, as shown and described. 